1212323411401 has 8 divisors (see below), whose sum is σ = 1240679073920. Its totient is φ = 1183975116912.

The previous prime is 1212323411357. The next prime is 1212323411437. The reversal of 1212323411401 is 1041143232121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1212323411401 - 2²¹ = 1212321314249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1212323411491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1508385 + ... + 2167918.

It is an arithmetic number, because the mean of its divisors is an integer number (155084884240).

Almost surely, 2^{1212323411401} is an apocalyptic number.

It is an amenable number.

1212323411401 is a deficient number, since it is larger than the sum of its proper divisors (28355662519).

1212323411401 is an equidigital number, since it uses as much as digits as its factorization.

1212323411401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3684015.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1212323411401 its reverse (1041143232121), we get a palindrome (2253466643522).

The spelling of 1212323411401 in words is "one trillion, two hundred twelve billion, three hundred twenty-three million, four hundred eleven thousand, four hundred one".